The default gcc on mingw will process the __attribute__ ((packed)) in a different way other than non-win system. Change-Id: Iac9f4476c922472d0b447f1c3ef60e8e13bd902f Signed-off-by: Zheng Bao <zheng.bao@amd.com> Signed-off-by: Zheng Bao <fishbaozi@gmail.com> Reviewed-on: http://review.coreboot.org/1603 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>